Block in periodic table: d Shell structure: 2.8.18.32.17.1 CAS Registry: 7440-06-4Platinum atoms have 78 electrons and the shell structure is 2.8.18.32.17.1. The ground state electronic configuration of neutral platinum is [Xe].4f14.5d9.6s1 and the term symbol of platinum is 3D3. Platinu...
Symbol:Pt Date of discovery:1735 Name origin:Spanishplatina Appearance:silver Discoverer:Julius Scaliger Obtained from:platinum ores Melting point:2041 K Boiling point:4098 K Density[kg/m3]:21090 Molar volume:9.09 × 10-6m3/mol Protons/Electrons:78 ...
Platinum Symbol Where Is It Found Platinum is found in the uncombined state in alluvial deposits. Commercial platinum is mainly sourced from the mineral cooperite (platinum sulfide) in South Africa. Some platinum is also obtained as a by-product ofnickelandcopperrefining[1]. ...
platinum plătˈənəm [key], metallic chemical element; symbol Pt; at. no. 78; at. wt. 195.084; m.p. 1,772℃; b.p. 3,827±100℃; sp. gr. 21.45 at 20℃; valence +2 or +4. Pure platinum is a malleable, ductile, lustrous, silver-white metal with a
The symbol of platinum is Pt and its atomic number is 78.The name of platinum is derived from a Spanish term i.e. platina, which means "little silver." Platinum is the most precious and the rarest metal (element) on the earth.Advertisement...
SYMBOL Pt ATOMIC NUMBER 78 ATOMIC MASS 195.08 FAMILY Group 10 (VIIIB) Transition metal; platinum group PRONUNCIATIONY PLAT-num The primary use of platinum and other platinum metals is as catalysts. A catalyst is a substance used to speed up or slow down a chemical reaction...
Platinum Talnakh Deposit, Noril’sk, Taimyr Peninsula, Eastern-Siberian Region, Russia Thumbnail, 0.8 x 0.9 x 0.5 cm “Courtesy of Rob Lavinsky, The Arkenstone, www.iRocks.com” Spanish, platina = “silver.” Platinum is a chemical element with the chemical symbol Pt and an atomic number ...
Platinum occurs on the periodic table with symbol Pt and atomic number 78. While indigenous peoples in different parts of the world may have used platinum for centuries as jewelry and decoration, Antonio de Ulloa is credited as the first Western European to officially discover the precious metal ...
a ductile malleable silvery-white metallic element, very resistant to heat and chemicals. It occurs free and in association with other platinum metals, esp in osmiridium: used in jewellery, laboratory apparatus, electrical contacts, dentistry, electroplating, and as a catalyst. Symbol: Pt; atomic ...
Symbol: Pt; atomic no: 78; atomic wt: 195.08; valency: 1–4; relative density: 21.45; melting pt: 1769°C; boiling pt: 3827±100°C 2. (Colours) a. a medium to light grey colour b. (as adjective): a platinum carpet. [C19: New Latin, from platina, on the model of other ...